Senior Civil Engineer

Amentum is a global leader in advanced engineering and innovative solutions, supporting critical missions across defense, intelligence, energy, and civilian sectors. Our people are our competitive advantage, driven by purpose, collaboration, and a commitment to delivering excellence for our customers and communities. We are currently seeking a Senior Civil Engineer to support our Oak Ridge, TN office.

The Senior Civil Engineer will be responsible for leading the planning, design, permitting, and execution of land development projects across commercial, industrial, and institutional sectors. This role requires technical expertise, project leadership, and coordination with clients, agencies, and multidisciplinary teams to deliver high-quality, compliant, and cost-effective site development solutions.

• Lead the planning and design of site development projects, including grading, drainage, stormwater management, utilities, erosion and sediment control, and roadway access

• Prepare and review civil engineering calculations, technical reports, specifications, and construction documents

• Ensuring designs comply with applicable federal, state, and local regulations, codes, and standards

• Provide quality control and technical oversight for work produced by junior engineers and designers

• Manage multiple projects simultaneously, including scope, schedule, budget, and resource allocation

• Develop project work plans, manpower estimates, and participate in proposal efforts

• Coordinate with clients, Architects, Surveyors, Structural Engineers, Contractors, and other consultants throughout project development

• Support construction administration services, including responding to RFIs, reviewing submittals, and conducting site visits

• Lead permitting efforts and coordinate with local agencies, utilities, and regulatory bodies

• Prepare and submit land development, zoning, and permitting applications

• Address regulatory comments and support entitlement processes

• Mentor and provide guidance to junior and mid-level engineers, EITs, and CAD designers

• Foster collaboration within project teams and across disciplines

• Contribute to process improvements, standards development, and technical best practices

• Maintain strong client relationships and provide technical support during business development efforts

• Assist with identifying new project opportunities and expanding existing client relationships

• Represent the firm during client meetings and stakeholder engagements

• Bachelor’s degree in Civil Engineering or a related discipline.

• Professional Engineer (PE) license required

• Minimum of 8-12 years of experience in civil engineering with a focus on site development

• Must be able to show proof of US citizenship (to comply with government customer requirements and/or applicable government regulations)

• Strong working knowledge of site development design practices, permitting, and construction processes

• Experience with stormwater management design and hydrologic/hydraulic modeling

• Proficiency with relevant design software (e.g., AutoCAD Civil 3D, StormCAD, HydroCAD, or similar)

• Excellent written and verbal communication skills

• Civil Engineering degree from an ABET accredited university

• Experience serving as Engineer of Record

• Demonstrated experience mentoring staff and leading project teams

• Experience with sustainable site design and low-impact development (LID) practices

This position is designed to support either in-office or remote work, with a strong preference for the successful candidate to work from Amentum's office in Oak Ridge, Tennessee. Employees who reside within 50 miles of Oak Ridge will be expected to work from the Oak Ridge office. Employees who live more than 50 miles away are eligible for a remote work arrangement;

however, remote employees must travel to the Oak Ridge office on a quarterly basis. Those working remotely are required to maintain a company-approved secure workspace that meets all…